3 ms·
Paper here (paywalled): http://www.sciencedirect.com/science/article/pii/S0042698914001187 http://www.sciencedirect.com/science/article/pii/S0042698914...
by mikevm 12y ago
Paper here (paywalled): http://www.sciencedirect.com/science/article/pii/S0042698914001187 http://www.sciencedirect.com/science/article/pii/S0042698914...